Granted Patent
Utility
US 4,744,732 · App. 06/946,425
Variable capacity vane compressor
Inventors:
Nobuyuki Nakajima, Kenichi Inomata, Shigeru Okada
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Dec 23, 1986
Inventors
Nobuyuki Nakajima
Kenichi Inomata
Shigeru Okada
Assignee (at issue)
Diesel Kiki Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.